IMPORTANT TELECOMMUNICATIONS ABBREVIATIONS

GSM: Global system for mobile communications
PMB: Per munite billing
SIM: Subscribers identification module
DC: Direct current
BAIC: Barring of all incoiming calls
IDD: International direct dialling
PIN: Personal identification number
BI: Basic information
OSS: Operation and support sub-system
HLR: Home location register
SMS: Short message service
ISDN: Integrated service digital network
PC: Personal computer
PUK: PIN unblocking keys
PTC: Private telecommunications center
MRF: Mobile radio frequency
IMEI: International mobile equipment identity
CUG: Close users group
MCC: Mobile country code
CW: Call waiting
PSB: Per seconds billing
MMS: Multimedia message service
WAP: Wireless application protocol

HOW TO ANSWER YOUR CALLS FROM ANOTHER PERSON'S PHONE

IF YOUR BATTERY IS LOW OR YOUR PHONE IS OFF

Before you totally run out of battery dial **21*PHONE NUMBER OF THE PERSON YOU WANT TO RECEIVE YOUR CALLS FROM#
From then if somebody call you it will ring on the person's phone you have put.

Put Phone on SMS mode

For Example; when you are in a meeting or sleeping or at work

Dial *35*0000*11#. From then on you will not receive phone calls.

CDMA Code

CDMA Code SONY
CDMA Code SYNERTEK
CDMA Code PANASONIC
CDMA Code GTRAN
CDMA Code AnyDATA
CDMA Code GIGA TELECOM
CDMA Code EPSILON
CDMA Code ERICSSON
CDMA Code HUAWEI
CDMA Code HYUNDAI
CDMA Code WITHUS
CDMA Code SK TELETECH
CDMA Code LG
CDMA Code Motorola
CDMA Code MOTOROLA
CDMA Code AUDIOVOX
CDMA Code NOKIA
CDMA Code SANYO

JD Flasher Firmware

JD Flasher Firmware K800 Firmware
JD Flasher Firmware W660 Firmware
JD Flasher Firmware T650 Firmware
JD Flasher Firmware(W580 Firmware)
JD Flasher Firmware K810 Firmware
JD Flasher Firmware W610 Firmware
JD Flasher Firmware K790 Red 53
JD Flasher Firmware K800 Firmware

China Mobile Secret Codes

Default user code-1122,3344,1234,5678
Engineer mode :*#110*01#
Factory mode :*#987#
Enable com port:*110*01# -> Set UART -> PS confing ->UART1/115200
Restore Factory setting :*#987*99#
LCD Contrast :*#369#
Software Version :*#800# , *#900#
Set Default Language :*#0000# send , *0044# send
Set Default Language(new firmware) :*#001# send

Nokia Codes Tips and Tricks

To check IMEI(International Mobile Equipment Identity)
type *#06#

Information you get from IMEI
XXXXXX XX XXXXXX X
TAC    FAC  SNR  SP

TAC-Type approval code
FAC-Final assembly code
SNR-Serial number
SP-Spare